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Documentos Principais

G211150

Sigma-Aldrich

DMT-2′O-Methyl-rG(ib) Phosphoramidite

configured for (ÄKTA® and OligoPilot®)

Sinônimo(s):

DMT-2′-O-Me-rG(ib) amidite, N-(2-methyl-1-oxopropyl)-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-methyl-guanosine, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

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About This Item

Fórmula empírica (Notação de Hill):
C45H56N7O9P
Número CAS:
Peso molecular:
869.94
Número MDL:
Código UNSPSC:
41116105
ID de substância PubChem:
NACRES:
NA.51

fonte biológica

non-animal source (no BSE/TSE risk)

Nível de qualidade

linha de produto

Proligo Reagents

Ensaio

≥99% (31P-NMR)
≥99.0% (reversed phase HPLC)

Formulário

powder

técnica(s)

oligo synthesis: suitable

Impurezas

≤0.1% single unspecified Impurity (reversed phase HPLC)
≤0.3% mG2 (reversed phase HPLC, Hydrolysate)
≤0.3% mG3 (reversed phase HPLC, DMT-rG(ib)me)
≤0.3% water content (Karl Fischer)
≤0.5% P(III) Impurities 100-169ppm (31P-NMR)
≤1.0% mG1 (reversed phase HPLC, DMT-rG(ib)me-DMT)
≤3% residual Solvent content

cor

white to off-white

λ

conforms (UV/VIS Identity)

adequação

conforms to structure for H-NMR
conforms to structure for LC-MS

compatibilidade

configured for (ÄKTA® and OligoPilot®)

perfil de nucleosídeo

base: guanosine
base protecting group: isobutyryl
2' protecting group: methyl
5' protecting group: DMT
deprotection: standard

temperatura de armazenamento

2-8°C

cadeia de caracteres SMILES

CO[C@@H]1[C@H](OP(OCCC#N)N(C(C)C)C(C)C)[C@@H](COC(c2ccccc2)(c3ccc(OC)cc3)c4ccc(OC)cc4)O[C@H]1n5cnc6C(=O)NC(NC(=O)C(C)C)=Nc56

InChI

1S/C45H56N7O9P/c1-28(2)41(53)49-44-48-40-37(42(54)50-44)47-27-51(40)43-39(57-9)38(61-62(59-25-13-24-46)52(29(3)4)30(5)6)36(60-43)26-58-45(31-14-11-10-12-15-31,32-16-20-34(55-7)21-17-32)33-18-22-35(56-8)23-19-33/h10-12,14-23,27-30,36,38-39,43H,13,25-26H2,1-9H3,(H2,48,49,50,53,54)/t36-,38-,39-,43-,62?/m1/s1

chave InChI

IRRDHRZUOZNWDJ-MLLDKZSOSA-N

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Descrição geral

Proligo′s 2′O-Methyl RNA monomers are compatible with fast deprotectionschemes that are based on the application of aliphatic amines, such asmethylamine. The adenosine and guanosine monomers are protected bythe standard benzoyl (bz) and isobutyryl (ib) groups.2′O-Methyl RNA is a nucleic acid analog that is characterized by theexceptional hybridization properties that it imparts with complimentaryDNA or RNA, as well as increased stability against enzymatic degradationcompared to natural nucleic acids.The unique combination of properties of 2′O-Methyl RNA had foundwidespread use in the fields of:
  • Diagnostic probes
  • Aptamer and ribozyme development
  • Mixed 2′O-Methyl-RNA/DNA antisense molecules
Key Features:
  • High yield of crude oligonucleotides
  • Compatible with DNA synthesis
  • Can be employed together with DNA or RNA phosphoramidites in thesame synthesis to produce mixmer oligonucleotides
  • Recommended deprotection conditions are 8 hours at 55 °C usingconcentrated ammonia solution, or with AMA (concentrated ammonia/40% aqueous methylamine I/I, v/v) for 10 minutes at 65 °C
  • Purification and other downstream processing of fully modified 2′OMethyl RNA oligonucleotides are simpler than in the case of RNA, as nospecial precautions are required to provide protection against nucleolyticdegradationDMT-2′O-Methyl-rG(ib)
Phosphoramidite is configured for ÄKTA® Synthesizers.

Informações legais

OligoPilot is a registered trademark of Cytiva
ÄKTA is a registered trademark of Cytiva

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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